Question

a^9+a^4 / a^5+1 при a= -1/3  

3m^3-48/  3m-6 при m= -4

 

 

Answer 1

-1/3^9 + (-1/3)^4 / -1/3^5 +1 = -1/19683 + 1/81 / -1/243 +1 = 242/19683 / 242/243 =
=1/81

3*(-4)^3-48 / 3*(-4)-6 = 3*(-64) -48 / -12-6 = -240/-18=13.3  или дробь 40/3=13 целых 1/3